Klein Tools 646M magnetic 1/4 inch nut driver for secure fastener pickup.
Klein Tools 646M magnetic 5/16 inch nut driver for composed bolt handling.
Klein Tools 646M full hollow shaft design aids long bolts in tight spaces.
Klein Tools 646M color-coded handle for quick size identification.
Klein Tools 646M made in USA signals premium quality and craftsmanship.
Klein Tools 646M cushion-grip handle delivers comfortable torque during use.
Klein Tools 646M two-piece set fits neatly in a tool bag.

KLEIN TOOLS

Klein Tools 646M Magnetic Nut Driver Set – 1/4 in & 5/16 in, 6 in Shafts, Made in USA

High-performance tools and home improvement made for confident daily results

$38.61

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Why customers choose TaskHolt Tools

Overview

The Klein Tools 646M Magnetic Nut Driver Set delivers two essential sizes in a compact, professional pair. The 1/4 inch and 5/16 inch drivers are built with full hollow shafts that slide easily over long bolts and studs, helping you align fasteners without contorting components.

Each handle is color-coded for quick identification in a crowded tool bag or pouch. Made in the USA by a family-owned company with generations of toolmaking expertise, these drivers blend durability with comfort for everyday use on the job site or at home.

Key features

  • Full-hollow shaft design with Rare-Earth magnetic tip facilitates work on bolt applications
  • Color-coded handles for quick size identification
  • Internal flanges provide a solid, twist-resistant shank anchor
  • Made in USA
  • Cushion-Grip handle allows for greater torque and comfort
  • Chrome-plated for a smooth feel and corrosion resistance

Why it helps in real-world work

From electronics assembly to automotive refinishing, the 6-inch hollow shafts offer added reach, while the magnetic tips keep fasteners aligned as you work in tight spaces. The two commonly used sizes cover a wide range of tasks, making this two-piece set a reliable companion for a compact toolkit.

Real-world use cases

  • Electronics and PCB work where precise placement matters
  • Automotive tasks that require reaching around components
  • Appliance repair and routine home maintenance
  • DIY projects that benefit from clear size coding

What’s included

  • 646M magnetic nut driver, 1/4 inch
  • 646M magnetic nut driver, 5/16 inch

Built for professionals who demand consistency, the Klein Tools 646M set emphasizes reliability, ease of use, and enduring value in a small, portable package.

FAQ

Q: What sizes are included in the Klein Tools 646M Magnetic Nut Driver Set?

A: The set includes 1/4 inch and 5/16 inch magnetic nut drivers with 6-inch hollow shafts.

Q: Where is the 646M set manufactured?

A: Made in the USA, featuring a cushion-grip and color-coded handles for quick identification.

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